WTPN31 PGTW 090900 MSGID/GENADMIN/NAVPACMETOCCEN PEARL HARBOR HI// SUBJ/TROPICAL CYCLONE WARNING// RMKS/ 1. TROPICAL DEPRESSION 18W WARNING NR 011 01 ACTIVE TROPICAL CYCLONE IN NORTHWESTPAC MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE --- WARNING POSITION: 090600Z5 --- NEAR 19.1N1 115.2E9 MOVEMENT PAST SIX HOURS - 345 DEGREES AT 06 KTS POSITION ACCURATE TO WITHIN 060 NM POSITION BASED ON CENTER LOCATED BY SATELLITE PRESENT WIND DISTRIBUTION: MAX SUSTAINED WINDS - 025 KT, GUSTS 035 KT REPEAT POSIT: 19.1N1 115.2E9 --- FORECASTS: 12 HRS, VALID AT: 091800Z8 --- 19.7N7 114.4E0 MAX SUSTAINED WINDS - 025 KT, GUSTS 035 KT VECTOR TO 24 HR POSIT: 295 DEG/ 05 KTS --- 24 HRS, VALID AT: 100600Z7 --- 20.1N3 113.5E0 MAX SUSTAINED WINDS - 025 KT, GUSTS 035 KT VECTOR TO 36 HR POSIT: 295 DEG/ 05 KTS --- 36 HRS, VALID AT: 101800Z0 --- 20.5N7 112.6E0 MAX SUSTAINED WINDS - 020 KT, GUSTS 030 KT VECTOR TO 48 HR POSIT: 305 DEG/ 05 KTS --- EXTENDED OUTLOOK: 48 HRS, VALID AT: 110600Z8 --- 21.1N4 111.7E0 MAX SUSTAINED WINDS - 020 KT, GUSTS 030 KT VECTOR TO 72 HR POSIT: 325 DEG/ 05 KTS --- 72 HRS, VALID AT: 120600Z9 --- 22.8N2 110.5E7 MAX SUSTAINED WINDS - 020 KT, GUSTS 030 KT DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND --- REMARKS: 090900Z8 POSITION NEAR 19.3N3 115.0E7. TROPICAL DEPRESSION (TD) 18W, LOCATED APPROXIMATELY 250 NM EAST OF HAINAN ISLAND, HAS MOVED NORTH-NORTHWESTWARD AT 06 KNOTS OVER THE PAST 06 HOURS. THE WARNING POSITION IS BASED ON 090530Z7 MULTISPECTRAL AND RECENT MICROWAVE SATELLITE IMAGERY. THE WARNING INTENSITY IS BASED ON SATELLITE CURRENT INTENSITY ESTIMATES OF 25 AND 30 KNOTS. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 090600Z5 IS 12 FEET. REFER TO WWPW30 RJTX FOR ADDITIONAL SEA HEIGHT INFORMATION. NEXT WARNINGS AT 091500Z5, 092100Z2, 100300Z4 AND 100900Z0.// NNNN